1 definition by Michael Antoine

Top Definition
A smooth, rhythmic pelvic movement that facilitates lovemaking in the back seat of a car.
Person A: Did you guys do it in your station wagon?
Person B: Yeah...that girl got some backseat rhythm.
by Michael Antoine August 13, 2008

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug